46 lines
1.5 KiB
Rust
46 lines
1.5 KiB
Rust
use asn1::Tag;
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use openssl::asn1::{Asn1Object, Asn1OctetString};
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use openssl::x509::X509Extension;
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pub struct CRLDistributionPointExt {
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pub url: String,
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}
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impl CRLDistributionPointExt {
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pub fn as_extension(&self) -> anyhow::Result<X509Extension> {
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let crl_obj = Asn1Object::from_str("2.5.29.31")?;
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let tag_a0 = Tag::from_bytes(&[0xa0]).unwrap().0;
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let tag_86 = Tag::from_bytes(&[0x86]).unwrap().0;
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let crl_bytes = asn1::write(|w| {
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w.write_element(&asn1::SequenceWriter::new(&|w| {
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w.write_element(&asn1::SequenceWriter::new(&|w| {
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w.write_tlv(tag_a0, None, |w: &mut asn1::WriteBuf| {
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w.push_slice(&asn1::write(|w| {
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w.write_tlv(tag_a0, None, |w: &mut asn1::WriteBuf| {
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w.push_slice(&asn1::write(|w| {
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w.write_tlv(tag_86, None, |b| {
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b.push_slice(self.url.as_bytes())
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})?;
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Ok(())
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})?)
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})?;
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Ok(())
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})?)
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})?;
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Ok(())
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}))?;
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Ok(())
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}))
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})?;
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Ok(X509Extension::new_from_der(
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crl_obj.as_ref(),
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false,
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Asn1OctetString::new_from_bytes(&crl_bytes)?.as_ref(),
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)?)
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}
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}
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